.choice{
    width: 1000px;
    height: 200px;           
    background-color: rgb(235, 235, 235);               
}
.choice>ul{
    list-style: none;
    line-height: 50px;
    overflow: hidden;
    
}
.choice>ul>li{
    float: left;
    width: 70px;
    text-align: center;
}

.choice-first{
    color: rgb(14, 187, 170);
}